[INFO] fetching crate libimagwiki 0.10.1...
[INFO] documenting libimagwiki-0.10.1 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate libimagwiki 0.10.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate libimagwiki 0.10.1 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libimagwiki 0.10.1
[INFO] finished tweaking crates.io crate libimagwiki 0.10.1
[INFO] tweaked toml for crates.io crate libimagwiki 0.10.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52eaecc4427df5f93b4c08a5463d47a98ea6e05e282c25a5c6fbb4a7392453e7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "52eaecc4427df5f93b4c08a5463d47a98ea6e05e282c25a5c6fbb4a7392453e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52eaecc4427df5f93b4c08a5463d47a98ea6e05e282c25a5c6fbb4a7392453e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52eaecc4427df5f93b4c08a5463d47a98ea6e05e282c25a5c6fbb4a7392453e7", kill_on_drop: false }`
[INFO] [stdout] 52eaecc4427df5f93b4c08a5463d47a98ea6e05e282c25a5c6fbb4a7392453e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 732bfb8070cf1b93f69ca7460d753da844dc2f3854534dc426e8d279bfae01f5
[INFO] running `Command { std: "docker" "start" "-a" "732bfb8070cf1b93f69ca7460d753da844dc2f3854534dc426e8d279bfae01f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking is-match v0.1.0
[INFO] [stderr]     Checking xdg-basedir v1.0.0
[INFO] [stderr]     Checking filters v0.3.0
[INFO] [stderr]     Checking bitflags v0.5.0
[INFO] [stderr]    Compiling hoedown v6.0.0
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking hashbrown v0.5.0
[INFO] [stderr]     Checking interactor v0.1.1
[INFO] [stderr]    Compiling darling_core v0.8.6
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking libimagerror v0.10.1
[INFO] [stderr]     Checking libimagutil v0.10.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling darling_macro v0.8.6
[INFO] [stderr]     Checking handlebars v2.0.4
[INFO] [stderr]    Compiling darling v0.8.6
[INFO] [stderr]    Compiling toml-query_derive v0.9.2
[INFO] [stderr]     Checking toml-query v0.9.2
[INFO] [stderr]     Checking libimagstore v0.10.1
[INFO] [stderr]     Checking libimaginteraction v0.10.1
[INFO] [stderr]     Checking libimagentryutil v0.10.1
[INFO] [stderr]     Checking libimagentrylink v0.10.1
[INFO] [stderr]     Checking libimagrt v0.10.1
[INFO] [stderr]     Checking libimagentryurl v0.10.1
[INFO] [stderr]     Checking libimagentryref v0.10.1
[INFO] [stderr]     Checking libimagentrymarkdown v0.10.1
[INFO] [stderr]  Documenting libimagwiki v0.10.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.24s
[INFO] running `Command { std: "docker" "inspect" "732bfb8070cf1b93f69ca7460d753da844dc2f3854534dc426e8d279bfae01f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "732bfb8070cf1b93f69ca7460d753da844dc2f3854534dc426e8d279bfae01f5", kill_on_drop: false }`
[INFO] [stdout] 732bfb8070cf1b93f69ca7460d753da844dc2f3854534dc426e8d279bfae01f5
